Radial self-stabilizing reluctance magnetic bearing
Abstract A novel design for a minimum loss reluctance magnetic bearing, with only one active control loop, will be presented in this paper. On the basis of extensive numerical simulations, the suitability of the bearing concept for machine tools and other possible applications are discussed. The results of the mostly finite element method simulations
Manuel Stadler +2 more
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Calculation of Magnetic Losses with Non-Uniform Distribution of Magnetic Induction in the Stator Tooth of a Switched Reluctance Motor [PDF]
The aim of this study is to investigate and determine the effect of accounting for the non-uniform distribution of magnetic induction (by detailing the stator tooth model) on the calculation results of magnetic losses in the stator teeth of a switched ...
Bibik O.V. +4 more
doaj +2 more sources
Magnetic Equivalent Circuit Modelling of Synchronous Reluctance Motors [PDF]
This paper proposes a modelling technique for Synchronous Reluctance Motors (SynRMs) based on a generalized Magnetic Equivalent Circuit (MEC). The proposed model can be used in the design of any number of stator teeth, rotor poles, and rotor barrier ...
Rekha Jayarajan +3 more
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Analysis and Optimal Design of Hybrid Magnetic Circuit Reluctance Direct Drive Motor
Reluctance direct-drive motors have become a hot research topic in recent years due to their high torque density, therefore, this paper proposes a novel hybrid magnetic circuit reluctance direct drive motor (HMRM) to meet the requirements of high torque ...
Fuqiang Wang +3 more
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Co‐excitation control of a four‐degree‐of‐freedom magnetic bearing switched reluctance motor based on mathematical models [PDF]
In traditional magnetic bearing motors, the magnetic bearing and the motor are usually driven and controlled separately, resulting in higher controller costs and limiting further expansion of their applications.
Zeyuan Liu +4 more
doaj +2 more sources
Highly reliable switched reluctance motor for the traction electric drive system of railway rolling stock [PDF]
The main purpose of this work is to create conditions for the use of switched reluctance motor in the traction electric drive system of rolling stock by increasing the reliability of its bearings.
E. E. Miroshnichenko
doaj +1 more source
Controlling magnetic inductance by air-gap configuration in power electronics applications [PDF]
Gapped magnetic components are inherent to applications where conversion of power would force magnetic flux density beyond the saturation point of magnetic materials.
Rafal Kasikowski
doaj +1 more source
Position Sensorless Control of Switched Reluctance Motor under Magnetic Field Saturation [PDF]
When the switched reluctance motor is running, as the motor phase current increases, the magnetic circuit of the motor will gradually saturate, which affects the estimation of the special position of the motor rotor.
Qiu Chunyuan, Sun Baojiang
doaj +1 more source
Calculations and measurements of torque and inductance of switched reluctance motors with laminated and composite magnetic cores [PDF]
The performance of drives with switched reluctance motors (SRMs) depends on magnetic materials used in their construction which influence static parameters such as inductance and electromagnetic torque profiles.
Marek Przybylski
doaj +1 more source
The objective of this work is to analyze the origin of the magnetic concentration gradient force. The force will be studied in a diffusion system where a paramagnetic electrolyte diffuses through a thin, inert membrane under the influence of a ...
Magne Waskaas
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